Thermotaxis

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Related to thermotaxic: geotaxis, rheotaxis

thermotaxis

[¦thər·mō¦tak·səs]
(biology)
Orientation movement of a motile organism in response to the stimulus of a temperature gradient.

Thermotaxis

 

the movement of freely moving plants and animals as a result of unilateral thermal stimulation. Positive ther-motaxis is movement toward the higher temperature, and negative thermotaxis is movement toward the lower temperature.